Synonyms of a slap on the back in English:

a slap on the back


See definition of a slap on the back

phrase

1‘they deserve a hearty slap on the back for their efforts’

SYNONYMS

congratulations, commendation, approbation, approval, accolades, encomiums, compliments, tributes, a pat on the back, praise, acclaim, acclamation, a round of applause

informal a hand, a big hand

North American informal kudos

rare laudation

ANTONYMS

condemnation, criticism